Glacial Chasm [Ice Age] Rivals of Ixalan Prerelease Promos Allosaurus Rider's power and toughness

Allosaurus Rider's power and toughness are each equal to 1 plus the number of lands you control

At the start of the game

Their mission: to farm parcels of land

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

Set: Tenth Edition Type: Instant Rarity: Rare Cost: {U}{U} Copy target instant or sorcery spell

Glacial Chasm [Ice Age] Rivals of Ixalan Prerelease Promos Allosaurus Rider's power and toughnessSet: Ice Age Type: Land Rarity: Uncommon Cumulative upkeepPay 2 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Glacial Chasm enters the battlefield, sacrifice a land. Creatures you control can't attack. Prevent all damage that would be dealt to you.