Revolver

Borrelancer Dragon
DARK
Dragon/Link/Effect
ATK 3000
LINK 4
TL, TR, L, R
3+ Effect Monsters
Cannot be targeted by your opponent's card effects. Once per turn (Quick Effect): You can target 1 monster on the field; switch its ATK and DEF, until the end of this turn. Your opponent cannot activate cards or effects in response to this effect's activation. If this card destroys an opponent's monster by battle and sends it to the GY: You can Special Summon that monster to your field.

Topologic Infinity Dragon
DARK
Cyberse/Link/Effect
ATK 3000
LINK 4
T, BL, B, BR
2+ Effect Monsters
If another monster is Special Summoned to a zone a Link Monster points to, while this monster is on the field: You can banish as many monsters from your GY as possible, and if you do, inflict 500 damage to your opponent for each card banished by this effect, also if you banished 4 or more monsters with different names this way, you can Special Summon 1 "Topologic" Link Monster from your Extra Deck, except "Topologic Infinity Dragon", ignoring its Summoning conditions, but it cannot attack or activate its effect(s) this turn. You can only use this effect of "Topologic Infinity Dragon" once per turn.