Emerald Medallion [Tempest]

Emerald Medallion [Tempest]Set: Tempest Type: Artifact Rarity: Rare Cost: {2} Green spells you cast cost {1} less to cast.

Set: Magic 2012 Type: Instant Rarity: Common Cost: {1}{R} As an additional cost to cast this spell

create a 2/2 green Wolf creature token

Set: Battle for Zendikar Type: Legendary Creature — Eldrazi Rarity: Mythic Cost: {10} When you cast this spell

Set: Darksteel Type: Artifact Rarity: Rare Cost: {5} Indestructible (Effects that say "destroy" don't destroy this artifact

"I'll return once you've ripened

Set: Portal Three Kingdoms Type: Creature — Human Mystic Rarity: Rare Cost: {2}{G} Taoist Mystic can't be blocked by creatures with horsemanship

Set: Fifth Edition Type: Artifact Rarity: Rare Cost: {4} Whenever a land is put into a graveyard from the battlefield

For all its traps and defenses

Goblin Tactician

Set: Morningtide Type: Tribal Sorcery — Rogue Rarity: Rare Cost: {5}{U}{U} Prowl {3}{U} (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue

Set: Urza's Saga Type: Enchantment Rarity: Rare Cost: {2}{G}{G} Sacrifice a creature: Draw cards equal to the sacrificed creature's power

you get {E}{E} (two energy counters)