Generator Servant [Ultimate Masters] Synchro/Tuner/Effect Monster You can only use this

You can only use this effect of "Mermail Abyssleed" once per turn

Set: Commander 2011 Type: Creature — Avatar Rarity: Rare Cost: {6}{B}{B} If there are ten or more creature cards total in all graveyards

you can make 1 face-up monster on the field gain 500 ATK until the end of this turn

You can only use this effect of "Speedroid Skull Marbles" once per turn

the opponent's targeted monster loses ATK and DEF equal to the ATK of your targeted monster

Generator Servant [Ultimate Masters] Synchro/Tuner/Effect Monster You can only use thisSet: Ultimate Masters Type: Creature Elemental Rarity: Common Cost: {1}{R} {T}, Sacrifice Generator Servant: Add {C}{C}. If that mana is spent on a creature spell, it gains haste until end of turn. (That creature can attack and {T} as soon as it comes under your control.) Infinite potential given finite form.