The Rack Trap

Timer 4- At the beginning of each upkeep you may put the top X cards of your library into your graveyard where X is equipped creatures converted mana cost minus 1 otherwise put a counter on this card. When this card has 4 or more counters on it equipped creature dies then put a game counter on that player, if any player would have 15 or more counters on them they lose the game
Equip {5}