when you discard a card mtg Creeping Dread - Shadows over Innistrad #104 (English) you may discard a card Marauding Mako (Aetherdrift)

Assorted colors and sets

The reason for this is their ability, The Power of Friendship, which allows the characters underneath the shifted card to return to the field instead of staying in the discard as usual

Omo, Queen of Vesuva showcases an intriguing new everything counter, which doesnt do anything outside of working with Omos ability

Pantlaza triggers a discover effect whenever he or another Dinosaur enters the battlefield but only once each turn

It will be a major tentpole release that will be fully draftable and legal in the Standard format from Day 1

I'll also give some replacement options, and bonus mentions as well