where can i check pokemon card prices What's the best way you've found to easily track which cards are currently up or down in price? : r/PokeInvesting Price Trends: Pokémon Cards Climbing

According to rule 305.2, nothing happens , because the number of lands you can play on a given turn is set

As for Captain HowlerCaptain Howler, Ledger ShredderLedger Shredder triggers on you playing your second spell as well, meaning in the very real scenario that you play down a Ledger ShredderLedger Shredder, it gets two +1/+1 counters as the table goes through their turns while it has summoning sickness, and then you untap to play two spells, Ledger ShredderLedger Shredder will be a 6/6 flier that draws a card when it hits

I'm not sure +2/+0 qualifies as a sword that "cuts through the Cosmos itself" but there is definitely some synergy here

This one barely makes the list though, as its good in a narrower selection of decks in my opinion, specifically where proliferation would matter beyond the whale