Boros Challenger (Open House) [Guilds of Ravnica Promos] King's Court Set: Ancient Guardians Card type:

Set: Ancient Guardians Card type: Effect Monster Rarity: Collector's Rare Attack: 3100 Defense: 2200 If this card is in your GY: You can Tribute 3 monsters

−3: Destroy target artifact

{1}{W}: Pearl Dragon gets +0/+1 until end of turn

Set: Odyssey Type: Creature — Atog Rarity: Uncommon Cost: {1}{R}{G} Sacrifice an artifact: Lithatog gets +1/+1 until end of turn

The monster this card points to cannot attack

Boros Challenger (Open House) [Guilds of Ravnica Promos] King's Court Set: Ancient Guardians Card type:Set: Guilds of Ravnica Promos Type: Creature Human Soldier Rarity: Uncommon Cost: {R}{W} Mentor (Whenever this creature attacks, put a +1 +1 counter on target attacking creature with lesser power.) {2}{R}{W}: Boros Challenger gets +1 +1 until end of turn.