mewtwo pokemon trading card - (51/108) [Psychic][Psychic][Colorless] Celebrate Mewtwo with a Pokémon

This doesn't happen often, of the 20% of the time you get an opener with Chancellor you find that you don't have two manas worth of stuff that is better than one mana worth some of the time

Pact of the Serpent With Pact of the Serpent you may draw, or make another target player draw cards equal to the number of creatures they control of a chosen type

For example, once Quantum Riddlers replacement effect has modified the draw two cards instruction of Decode Transmissions, Thought Reflections replacement effect can double the resulting card draws without Quantum Riddlers replacement effect applying again

Maze of Ith or Nykthos, Shrine to Nyx - remember to activate it in their upkeep so they cant use those lands to do what they expected it to do for the remainder of the turn

By using the Commander Deck Building Template fully, or even just as a starting point, you should have no problems learning how to build a Commander deck