You can pay into a cost to increase a tax they have to pay to avoid 3 damage
Add to the mix that it's indestructible and you've got a very oppressive permanent
A chance encounter during battle led to a startling discovery: bloodchief magic and angelic powers complemented each other surprisingly well, and together the two of them could do more damage than they had apart
If you've never seen Nadu in action, its ability (revealing the top card of your library whenever one of your creatures becomes a target of a spell or ability, then putting it into play untapped if it's a land or putting it into your hand if it's not, twice each turn for each creature) creates not infinite but sort of functionally infinite loops with an equipment that equips for free, like Skullclamp or Lightning Greaves
There are not many with this distinction
Aerith, Last Ancient Lifegain decks are always on the hunt for payoffs that make gaining life worthwhile since doing so doesnt impact the board