3/3/3 Relicanth - good early game
If heads, prevent all effects of an attack, including damage, done to Xurkitree during your opponent's next turn
Pendulum Pendulum Summoning involves setting two "pendulum scales" using pendulum monsters, a type of monster that can act as a continuous spell in the Pendulum Zone or as a regular monster
You could put three of these cards in a deck with Black Panther and go all-in on +1/+1 counters if you wanted to
If your Commander deck has two commanders, you can include only cards whose own color identities are also found in your commanders' combined color identities
For one thing, the mechanic has a ton of different options, and getting players to venture three or four times every turn would not only melt their brains but also take away the feeling of progress that's so much fun in going slowly