Bloodstained Mire - Modern Horizons 3 (MH3){T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle. A graveyard for conquerors and conquered alike.

Card Text: Marnie & Morpeko Unite — with Morpeko V-Union

you may put a Soldier creature card from your hand onto the battlefield tapped and attacking

a memory condensed in hue

Exalted Flamer of Tzeentch deals 1 damage to each opponent

return that card to the battlefield under its owner's control with a vigilance counter and a lifelink counter on it

What secrets

When Seasoned Dungeoneer enters the battlefield

if an opponent discarded a card this turn

create a 1/1 red Goblin creature token with haste

create a 4/4 white Angel creature token with flying that's tapped and attacking

If there are no depletion counters on Saprazzan Skerry

Impact Tremors deals 1 damage to each opponent