Koskun Falls [Homelands]Set: Homelands Type: World Enchantment Rarity: Rare Cost: {2}{B}{B} At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control. Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

but you may put it on top of your library instead of into your graveyard

Set: Zendikar Promos Type: Creature — Angel Rarity: Rare Cost: {2}{W}{W} Flying

Set: Legends Type: World Enchantment Rarity: Rare Cost: {2}{G}{G} All lands are 1/1 creatures that are still lands

Activate only once each turn

" —Confiscation directive

{T}: Untap target attacking creature an opponent controls and remove it from combat

Reverse Type: Land (Transforms from Thaumatic Compass

{B}: Regenerate Sedge Troll

Set: Masters 25 Type: Legendary Creature — Dragon Wizard Rarity: Rare Cost: {2}{U}{U}{R}{R} Flying

It was Mishra's strength that first gave rise to the massive Phyrexian war engines on Dominaria

Set: Guildpact Type: Land — Island Mountain Rarity: Rare ({T}: Add {U} or {R}

destroy all non-Wall creatures that player controls that didn't attack this turn