Htbr, Racetrack Referee{1}{W}Legendary Creature — HomunculusPlayers can't cast spells by paying alternative costs or without paying their mana costs. (Additional costs are still okay. Anything that replaces the mana cost like flashback or madness is not.) 2/2 Team Acceleration{1}{G}SorceryTeam Cloudspire — Create two 1/1 white Warrior creature tokens.
Team Speed Demons — Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Team Perseverance{1}{B}InstantTeam Cloudspire — Target creature gets +2/+0 and gains indestructible until end of turn. Draw a card.
Team Speed Demons — Return one or two target creature cards from your graveyard to your hand.