Arms Dealer

0: Put a Debt counter on a land you control without a Debt counter on it, put two
+1/+1 counters on target creature. Any players may use this ability. The creature
owner gain 1 life. Use this ability once each turn during your upkeep. (As long as the land have a Debt counter on it, the land now produce only {1} when tap for mana and have {3}: remove Debt counter from land.)