Fresh Volunteers

Lava Runner

Haste
Whenever this creature becomes the target of a spell or ability, that spell or ability's controller sacrifices a land of their choice.

At the beginning of your upkeep, sacrifice this creature unless you sacrifice a Mountain.

Lunge deals 2 damage to target creature and 2 damage to target player or planeswalker.

White creatures and blue creatures can't block.

Each attacking creature gets +1/+0 until end of turn for each nonbasic land defending player controls.

You may sacrifice two Mountains rather than pay this spell's mana cost.
Destroy all artifacts.

Flip a coin. If you win the flip, destroy all creatures with power 2 or less. If you lose the flip, destroy all creatures with power 3 or greater.

Flying
Whenever this creature becomes blocked, defending player discards all the cards in their hand, then draws that many cards.

Exile all creature cards from all graveyards. You gain 1 life for each card exiled this way.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)