Portcullis [Stronghold] Arabian Nights Set: Odyssey Type: Creature —

Set: Odyssey Type: Creature — Squirrel Beast Rarity: Rare Cost: {3}{G} Threshold — Krosan Beast gets +7/+7 as long as seven or more cards are in your graveyard

When they battle each other

Set: Innistrad: Double Feature Type: Legendary Planeswalker — Sorin Rarity: Mythic Cost: {2}{B}{B} +1: Look at the top card of your library

Omenseeker navigator

Set: 30th Anniversary Edition Type: Instant Rarity: Uncommon Cost: {1}{B} You gain life equal to the damage dealt to you this turn

Portcullis [Stronghold] Arabian Nights Set: Odyssey Type: Creature —Set: Stronghold Type: Artifact Rarity: Rare Cost: {4} Whenever a creature enters the battlefield, if there are two or more other creatures on the battlefield, exile that creature. Return that card to the battlefield under its owner's control when Portcullis leaves the battlefield.