mtg merfolk cards of the Pearl Trident [Classic Sixth Edition] Moderately Played Steel axes rust These are some of the

The second ability, making additional token creatures is good in some versions of Blink decks like Brago, King Eternal, where you make more and more tokens while blinking your creatures for value

MTG Wolverine Riders Released as part of the 2021 Elf Empire precon from Kaldheim Commander, Wolverine Riders offers a steady stream of Elf tokens

While it only affects artifacts and creatures, the effect is instant, and is reliable enough given the amount of both in your average Commander decks

Once Sephiroth flips, which is easy to achieve with an Accursed Marauder or any kind of Grave Pact effect, the Blood Artist effect becomes permanent, and you get access to a terrifying 5/5 Flier that can draw you several cards a turn