diff --git a/network/mhfpacket/msg_mhf_get_ca_unique_id.go b/network/mhfpacket/msg_mhf_get_ca_unique_id.go
index 7305bf0a6..78a546e14 100644
--- a/network/mhfpacket/msg_mhf_get_ca_unique_id.go
+++ b/network/mhfpacket/msg_mhf_get_ca_unique_id.go
@@ -5,20 +5,20 @@ import (
 	"github.com/Andoryuuta/byteframe"
 )
 
-// MsgMhfGetCaUniqueId represents the MSG_MHF_GET_CA_UNIQUE_ID
-type MsgMhfGetCaUniqueId struct{}
+// MsgMhfGetCaUniqueID represents the MSG_MHF_GET_CA_UNIQUE_ID
+type MsgMhfGetCaUniqueID struct{}
 
 // Opcode returns the ID associated with this packet type.
-func (m *MsgMhfGetCaUniqueId) Opcode() network.PacketID {
+func (m *MsgMhfGetCaUniqueID) Opcode() network.PacketID {
 	return network.MSG_MHF_GET_CA_UNIQUE_ID
 }
 
 // Parse parses the packet from binary
-func (m *MsgMhfGetCaUniqueId) Parse(bf *byteframe.ByteFrame) error {
+func (m *MsgMhfGetCaUniqueID) Parse(bf *byteframe.ByteFrame) error {
 	panic("Not implemented")
 }
 
 // Build builds a binary packet from the current data.
-func (m *MsgMhfGetCaUniqueId) Build(bf *byteframe.ByteFrame) error {
+func (m *MsgMhfGetCaUniqueID) Build(bf *byteframe.ByteFrame) error {
 	panic("Not implemented")
-}
\ No newline at end of file
+}
diff --git a/network/mhfpacket/msg_mhf_get_etc_points.go b/network/mhfpacket/msg_mhf_get_etc_points.go
index a6ece865b..eb7230c4d 100644
--- a/network/mhfpacket/msg_mhf_get_etc_points.go
+++ b/network/mhfpacket/msg_mhf_get_etc_points.go
@@ -6,7 +6,9 @@ import (
 )
 
 // MsgMhfGetEtcPoints represents the MSG_MHF_GET_ETC_POINTS
-type MsgMhfGetEtcPoints struct{}
+type MsgMhfGetEtcPoints struct {
+	AckHandle uint32
+}
 
 // Opcode returns the ID associated with this packet type.
 func (m *MsgMhfGetEtcPoints) Opcode() network.PacketID {
@@ -15,6 +17,7 @@ func (m *MsgMhfGetEtcPoints) Opcode() network.PacketID {
 
 // Parse parses the packet from binary
 func (m *MsgMhfGetEtcPoints) Parse(bf *byteframe.ByteFrame) error {
+	m.AckHandle = bf.ReadUint32()
 	return nil
 }
 
diff --git a/network/mhfpacket/msg_mhf_read_guildcard.go b/network/mhfpacket/msg_mhf_read_guildcard.go
index b0eabb7e9..00e903b63 100644
--- a/network/mhfpacket/msg_mhf_read_guildcard.go
+++ b/network/mhfpacket/msg_mhf_read_guildcard.go
@@ -6,7 +6,9 @@ import (
 )
 
 // MsgMhfReadGuildcard represents the MSG_MHF_READ_GUILDCARD
-type MsgMhfReadGuildcard struct{}
+type MsgMhfReadGuildcard struct {
+	AckHandle uint32
+}
 
 // Opcode returns the ID associated with this packet type.
 func (m *MsgMhfReadGuildcard) Opcode() network.PacketID {
@@ -15,10 +17,11 @@ func (m *MsgMhfReadGuildcard) Opcode() network.PacketID {
 
 // Parse parses the packet from binary
 func (m *MsgMhfReadGuildcard) Parse(bf *byteframe.ByteFrame) error {
-	panic("Not implemented")
+	m.AckHandle = bf.ReadUint32()
+	return nil
 }
 
 // Build builds a binary packet from the current data.
 func (m *MsgMhfReadGuildcard) Build(bf *byteframe.ByteFrame) error {
 	panic("Not implemented")
-}
\ No newline at end of file
+}
diff --git a/network/mhfpacket/msg_mhf_read_mercenary_w.go b/network/mhfpacket/msg_mhf_read_mercenary_w.go
index 27fe39eab..89aa4a530 100644
--- a/network/mhfpacket/msg_mhf_read_mercenary_w.go
+++ b/network/mhfpacket/msg_mhf_read_mercenary_w.go
@@ -24,6 +24,7 @@ func (m *MsgMhfReadMercenaryW) Parse(bf *byteframe.ByteFrame) error {
 	m.Unk0 = bf.ReadUint8()
 	m.Unk1 = bf.ReadUint8()
 	m.Unk2 = bf.ReadUint16()
+	return nil
 }
 
 // Build builds a binary packet from the current data.
diff --git a/network/mhfpacket/msg_mhf_update_etc_point.go b/network/mhfpacket/msg_mhf_update_etc_point.go
index 30ba76d69..4696a26c5 100644
--- a/network/mhfpacket/msg_mhf_update_etc_point.go
+++ b/network/mhfpacket/msg_mhf_update_etc_point.go
@@ -22,6 +22,7 @@ func (m *MsgMhfUpdateEtcPoint) Parse(bf *byteframe.ByteFrame) error {
 	m.AckHandle = bf.ReadUint32()
 	m.Unk0 = bf.ReadUint8()
 	m.Unk1 = bf.ReadUint16()
+	return nil
 }
 
 // Build builds a binary packet from the current data.
diff --git a/network/mhfpacket/opcode_to_packet.go b/network/mhfpacket/opcode_to_packet.go
index df0453107..379230e12 100644
--- a/network/mhfpacket/opcode_to_packet.go
+++ b/network/mhfpacket/opcode_to_packet.go
@@ -2,8 +2,8 @@ package mhfpacket
 
 import "github.com/Andoryuuta/Erupe/network"
 
-// MHFPacketFromOpcode gets a packet struct that fulfills the MHFPacket interface by it's opcode.
-func MHFPacketFromOpcode(opcode network.PacketID) MHFPacket {
+// FromOpcode gets a packet struct that fulfills the MHFPacket interface by it's opcode.
+func FromOpcode(opcode network.PacketID) MHFPacket {
 	switch opcode {
 	case network.MSG_HEAD:
 		return &MsgHead{}
@@ -284,7 +284,7 @@ func MHFPacketFromOpcode(opcode network.PacketID) MHFPacket {
 	case network.MSG_SYS_INFOKYSERVER:
 		return &MsgSysInfokyserver{}
 	case network.MSG_MHF_GET_CA_UNIQUE_ID:
-		return &MsgMhfGetCaUniqueId{}
+		return &MsgMhfGetCaUniqueID{}
 	case network.MSG_MHF_SET_CA_ACHIEVEMENT:
 		return &MsgMhfSetCaAchievement{}
 	case network.MSG_MHF_CARAVAN_MY_SCORE: