Be it in the form of mana rocks, Stax pieces, or overall powerful effects, removal for these kinds of cards is very important for any deck to be running
"The bonders work with creatures that fly, slink, and burrow
Anthem of Champions Check it out, its Glorious Anthem at a fraction of the cost
Enduring Ideal lets you play a toolbox enchantment deck that lets you fetch out whatever enchantment you need depending on what you're playing against
This is a nine-mana 11/9 that really messes with your opponents
The card itself is a pretty solid commander staple, allowing you to counter a non-creature spell for only a single blue, at the expense of giving the opponent two treasure tokens, but for the low cost and the kitty Jace, the community has deemed it a worthwhile tradeoff in the number four spot