Walbert, Order of Heliud

Lifelink, deathtouch
As long as Walbert is in your command zone, at the beginning of your upkeep each opponent
puts the top card of their library to the bottom of their library.
Pact (You can have two commanders if both have pact. If the two commanders share a creature type, they cost {x} less to cast, where X is number of times the commander's been cast.)