Collective Restraint [Invasion] Common that player discards a card

that player discards a card at random

Set: Zendikar Type: Artifact — Equipment Rarity: Common Cost: {1} Landfall — Whenever a land enters the battlefield under your control

Set: From the Vault: Legends Type: Legendary Creature — Treefolk Shaman Rarity: Mythic Cost: {W}{B}{G} Each creature assigns combat damage equal to its toughness rather than its power

If two or more creatures are tied for least power

Collective Restraint [Invasion] Common that player discards a cardSet: Invasion Type: Enchantment Rarity: Rare Cost: {3}{U} Domain Creatures can't attack you unless their controller pays {X} for each creature they control that's attacking you, where X is the number of basic land types among lands you control.