Foreboding Ruins [Innistrad: Crimson Vow Commander]Set: Innistrad: Crimson Vow Commander Type: Land Rarity: Rare As Foreboding Ruins enters the battlefield, you may reveal a Swamp or Mountain card from your hand. If you don't, Foreboding Ruins enters the battlefield tapped. {T}: Add {B} or {R}.

Set: Unhinged Type: Creature — Demon Child Rarity: Rare Cost: {8}{B}{B} Flying

Set: Ikoria: Lair of Behemoths Promos Type: Legendary Creature — Hellion Horror Rarity: Rare Cost: {3}{B/R}{B/R} Companion — Your starting deck contains only cards with odd mana values and land cards

Set: Unsanctioned Type: Legendary Creature — Bird Knight Rarity: Rare Cost: {3}{W}{W} Knightlifelink (Damage dealt by Knights you control also causes you to gain that much life

"Silex Scintillans"

Set: Mystery Booster Type: Creature — Shapeshifter Rarity: Common Cost: {3}{G}{G} Changeling (This card is every creature type

When Silver Drake enters the battlefield

The fatal flaw in every plan is the assumption that you know more than your enemy

another target attacking Knight you control gets +1/+0 until end of turn

At the end of those ten seconds

Set: Mercadian Masques Type: Enchantment — Aura Rarity: Rare Cost: {3}{B}{B} Enchant creature

undeterred by its own extinction

Set: Gatecrash Type: Creature — Elemental Soldier Rarity: Rare Cost: {1}{R}{R}{W} Trample