whenever a player discards a card mtg Top 10 Best Discard Spells in Ruling on a card :

It's worth noting that aside from two reprints and a token, the rest of the cards are mechanically unique

(There's more about turning lands into creatures later on in the post..) What need is a way to take advantage of that

I love it alongside life gain from attacks like Orim's Prayer or the Command Zone eligible Patron of the Kitsune that will gain life for your attackers equal to their number

This was a way for us to make cards like Astral Slide and Lightning Rift, but include a larger group of effects

The ability of the Rays of Abundance has a triggered event: Whenever a creature taps for mana. There is a specific definition in the rules for such wording: 106 symbol in its activation cost