There are two versions of the Jumbo Cactuar card in the MTG collaboration, one with a border around it and one without and although each has different art, its ability is the same
This is the card you play when there are three players left, and you need to take out one of them
10 Goldbug, Humanity's Ally // Goldbug, Scrappy Scout Goldbug, Humanity's Ally does a great job at protecting Human creatures, preventing all combat damage done to them while theyre attacking, allowing you to safely swing all out with an army of humans
If I had to pick any of them to take the slot, it would be Black Lotus
Still in black, we also see the return Braids, now resurrected as a nightmare, and a perfect option for self-sacrifice aristocrats style decks
Its also worth noting that this turtle team-up cares about counters in general, not +1/+1 counters, so it triggers with chapter counters or the odd planeswalker that becomes a creature