Apart from mutate cards to trigger that ability, I guess you could use Stuffy Doll and Brash Taunter, or fill your deck with cards that grant abilities to your commander like backgrounds and the legendary familiars (Kediss, Falthis, et al)
Artifact-centric commanders like Urza, Lord High Artificer or Arcum Dagsson are notorious for playing all these powerful cards, but there are also plenty of scenarios where they will have a lot of expensive artifacts that have been ramped or cheated into play without an easy way to repeat the process once all their artifacts are off the battlefield
It triggers other enchantments when cast late while benefiting from effects like Sterling Grove and Calix, Destiny's Hand
PRODUCTS BOOSTER PACK -THE TIME OF BATTLE- [OP-16] is scheduled for release on Saturday, May 30
Whenever one or more land cards are put into your graveyard from your library, put them onto the battlefield tapped