Fireball [Arena League 1996] Khans of Tarkir Prerelease Promos The earth's real treasure is

The earth's real treasure is far deeper

Target opponent loses half their life

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {U} Change the text of target spell or permanent by replacing all instances of one basic land type with another

Clockwork Avian enters the battlefield with four +1/+0 counters on it

Set: From the Vault: Twenty Type: Legendary Planeswalker — Jace Rarity: Mythic Cost: {2}{U}{U} +2: Look at the top card of target player's library

Fireball [Arena League 1996] Khans of Tarkir Prerelease Promos The earth's real treasure isSet: Arena League 1996 Type: Sorcery Rarity: Rare Cost: {X}{R} This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.