Lu Su, Wu Advisor (047) - Portal Three Kingdoms Condition:Heavily Played If it's a land card

If it's a land card or a creature card with mana value less than or equal to the number of loyalty counters on Nissa

Set: Dragons of Tarkir Prerelease Promos Type: Legendary Creature — Elder Dragon Rarity: Mythic Cost: {4}{B}{R} Flying

Set: Rise of the Eldrazi Type: Creature — Hydra Rarity: Mythic Cost: {G}{G}{G}{G}{G}{G}{G}{G} This spell costs {G} less to cast for each green creature you control

and sometimes it's right there in front of you

Lu Su, Wu Advisor (047) - Portal Three Kingdoms Condition:Heavily Played If it's a land cardSet: Portal Three Kingdoms Type: Legendary Creature Human Advisor Rarity: Rare Cost: {3}{U}{U} {T}: Draw a card. Activate only during your turn, before attackers are declared. Lu Su served as an intermediary between the Wu and Shu kingdoms until Zhou Yu's death in 210, when he became Wu's supreme commander.