For making tokens, cards like Belisarius Cawl, Company Commander and Cybernetica Datasmith are great, but don't forget about the new squad mechanic , that lets you repeatedly pay a certain cost to make token copies of that creature
Wyleth, Soul of Steel, Sram, Senior Edificer, Oreskos Explorer (kinda) 3 card draw
Every time you boost Simba, King in the Making, you can reveal the top card of your deck and put it into play exerted if it's a character
As a white-backed artist proof, it was never meant for public circulation
Try to pack some tools in your colors that will extend the game or dig you deeper into your deck, like cheap removal spells, counterspells, card drawing, and board sweepers like Wrath of God and Damnation
You may choose a creature or battle card from it