yugioh red eyes slash dragon deck Complete Custom for Yu-Gi-Oh! Oh trading and collectible card game (TCG/CCG) Any suggestions to make this

C Common Chiron the Mage X EARTH Level 4 [ Beast-WarriorEffect ] ATK 1800 DEF 1000 Once per turn: You can discard 1 Spell, then target 1 Spell/Trap your opponent controls

Then, set Limit to (Allowed)

Send 1 Reptile-Type monster from your Deck to the Graveyard and place 2 Venom Counters on 1 face-up monster your opponent controls

You can only use this effect of "Ocean Dragon Lord - Kairyu-Shin" once per turn

destroy it, also during your 2nd End Phase after activation, return the monster you banished to activate this card to the field in face-up Attack Position

Either add Chimera Fusion to your hand or special summon "Gazelle the King of Mythical Beasts" and "Berfomet" from your deck or GY