What sets Excalibur, Sword of Eden apart is the high MV, which can be offset by cards like mana rocks and affinity creatures, but the high cost is often a benefit for equipment commanders like Captain America, First Avenger
While they arent always better than an Evolving Wilds, some decks will love them
Finally, the card draw and reanimation effects are inefficiently costed, even at instant speed, but that makes them far from irrelevant
Luckily this cycle is designed to be so low in cost of inclusion that the effect doesn't need to impress all that much for the playability to remain top notch
While its not quite as potent as Teferis Protection, it does still offer a way for green players to protect their permanents
If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on that creature instead