Boommobile [DFT - 113] Mirrodin Besieged and all creature and planeswalker

and all creature and planeswalker cards in all graveyards with mana value less than or equal to the number of void counters on it

it can be returned to play during your upkeep

Creature Type or Sub Type: Legendary Creature — Elemental

(They can't be the targets of spells or abilities your opponents control

Boommobile [DFT - 113] Mirrodin Besieged and all creature and planeswalkerRarity: R #: 113 Creature Type or Sub Type: Artifact Vehicle Rules Text Contains: When this Vehicle enters, add four mana of any one color. Spend this mana only to activate abilities. Exhaust X2R: This Vehicle deals X damage to any target. Put a +1 +1 counter on this Vehicle. (Activate each exhaust ability only once.) Crew 2