Once all players have made their choices, the permanents are destroyed simultaneously
A 3/3 for 4 mana isn't too impressive, but when she attacks and you pay , you are suddenly attacking with a 6/6 trample, vigilance creature that pumps all your other legendary creatures
So even innocuous-looking hexproof cards tend to cause problems
Gotta mention Sephiroth, Fabled SOLDIER too, though I left it off the list proper since we covered it in our commanders overview
The simplest format for a list of Magic cards is a text file containing the number of copies you own and the name of a card on a line by itself: 2x Mimic 1x Mordenkainen's Polymorph 2x Ray of Frost 4x Sol Ring However, the application supports many formats, including a CSV from Magic: The Gathering Online, TCGPlayer table, MTG Studio, Apprentice, DeckBox, and more
If you're new to the series, we'd suggest starting Pokmon: Let's Go, Pikachu & Eevee