mtg theros beyond death cards as well as a basic land The Binding of the Titans

For seven loyalty, you get an emblem that allows you to not only untap all of your permanents during each opponents untap step, but also draw a card during their draw step

Slimefoot makes a Saproling for and deals 1 damage to each opponent while gaining you 1 life whenever they die

The idea here is that you search up these two cards and use the Glass to equip the Cap, in which case the Outfitter is effectively a 5/5 Flyer

These two couples from Theros come together in one beefy card, uniting to make a 3/8 with first strike and vigilance, and a heroic effect that combines them both

Now with Mushu, you could theoretically up the amount of lore you gain each time you banish a character with one of these characters to four per banished character

Sliver Swarm - Commander Masters Sliver Swarm, as the name suggests, is a deck thats all about Slivers , a creature type thats relatively minor on its own but buffs every other ally with the same type