Gate Colossus

Gate Colossus

Artifact Creature - Construct | Power/Toughness: 8 / 8 (CMC 8)
This spell costs less to cast for each Gate you control.
Gate Colossus can't be blocked by creatures with power 2 or less.
Whenever a Gate enters the battlefield under your control, you may put Gate Colossus from your graveyard on top of your library.