This is Lake Bresha, a lake that turns into crystal as the Pulse Vestige containing the fal'Cie Anima falls into its depths
If you can't attack with anything, or you can't attack with much, I'd roll precombat to see what happens
The "Other" category encompasses a diverse mix of archetypes, including Mono-Black Conqueror, Boros Enchantments, Naya Burn, Esper Reanimator, Selesnya Tokens, Orzhov Midrange, Golgari Midrange, Mono-Black Demons, Dimir Reanimator, Orzhov Lifegain, Five-Color Legends, Mono-Green Aggro, Surprise Ramp, Rakdos Sacrifice, Boros Tokens, Mardu Pact, Jund Demons, Mono-White Angels, Mono-Blue Tempo, and many others
Will this be true
Then we combo off, digging through our deck while trying to be mana-neutral with spells like Big Score, Pirate's Pillage, Inspired Tinkering, and Tezzeret's Gambit
You'll also want to make sure you aren't filling your deck with too many cards that are hard to play