Anger, Brawn, Filth, Genesis, Glory, Valor, Wonder.% 26nbsp
Other cards with prices similar to Island include: Garbage Elemental D: $74.99 Knight of the Kitchen Sink A: $74.99 Steamflogger Boss: $74.99 Urza, Academy Headmaster: $64.99 Sword of Dungeons & Dragons: $44.99 It seems there is a recurring theme for valuable cards in Unstable
You may tap or untap target permanent
If Mogis, God of Slaughter is your only permanent on the battlefield, your devotion to red and black is two
Note the converted mana costs of your key cards
Even so, surveilling cards to your Graveyard will not just improve your draws and hands but also enables GY strategies and synergies such as Delve threats, Arclight Phoenix and others