proxy cards mtg MOX Diamond Copy that card MTG Proxy Ready-to-Play Commander Deck:

Freyalise's +2 ability creates an elf that can tap for green mana, both adding to the player's total number of elves and ramping them simultaneously

Late Game Total Mental Collapse Once graveyards are full: You have access to the best spells from multiple decks Big Horrors and stolen creatures dominate the board Opponents run out of meaningful plays The deck wins by turning enemy decks into your toolbox

Crystal Skull really is just that good

It also forces them to draw an extra card during their draw phase, which means an extra point of damage each turn

The Dominion Bracelet The Dominion Bracelet is a huge splashy effect, but one you must exercise caution with