Tam, the Possibility
Planeswalker spells you cast cost {1} less to cast. {W}{U}{B}{R}{G}, {T}: Proliferate X times, where X is the number of planeswalker types among planeswalkers you control. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there.)
How Tam decks play in EDH
Tam, the Possibility is a five-colour commander in white, blue, black, red and green costing 1GU, and its legendary creature - gorgon wizard line shapes the whole deck around it. Its ability is narrow enough that the deck is usually built to protect it and repeat the effect, rather than to go wide. The cards below are the ones Tam, the Possibility decks actually play most often, grouped by the job they do.
Most-played cards
20 cards · about $95.00Play rates from EDHREC. Prices from Scryfall, refreshed daily.
Ramp (4)
Card draw (4)
Removal (4)
Creatures (3)
Synergy & payoffs (5)
Build the full 100
Grimoire generates a complete, Commander-legal Tam, the Possibility decklist with a written strategy, a full mana base and live prices — from the whole card pool, or only from cards you already own.
Start with TamTam deck questions
What colours can I use in a Tam, the Possibility deck?
Tam, the Possibility has a five-colour colour identity, so every card in the deck must be white, blue, black, red and green or colourless. That includes mana symbols in rules text, not just casting cost.
What are the best cards for Tam, the Possibility?
The cards played most often in Tam, the Possibility decks include Sanctum Lurker, Ajani Unrelenting, The Theorist, Jace Beleren. The full list of staples above is grouped by the job each card does, so you can see the deck's skeleton rather than just a pile of names.
How much does a Tam, the Possibility deck cost?
The 20 most-played cards shown above come to roughly $95.00 at current market prices. A complete 100-card build costs more, and Grimoire can generate a budget version instead if you set a price ceiling.
Can I build a Tam, the Possibility deck from cards I already own?
Yes. Import your collection into Grimoire and choose "my cards" when you build. The generator will only use cards you actually own, and the Missing Cards page shows what you would need to buy to finish any list.