multi colored card sleeves 600 Pack MTG Sleeves, Matte Dual Card with Opaque Back & Smooth Shuffle, Tear Resistant Card Protectors for MTG, TCG and Game Cards (6 Colors) : Toys & Games and more The Ultimate Guide to Choosing

so many secret cards

Haunted Dead's last ability can only be activated while it's in your graveyard

Lord + vigilance is great value

Travel the Overworld Into the Story was a pretty strong card in past Standard rogue decks, and Travel the Overworld can also be strong, but its much harder to set up

C Common Volcanic Blaster X FIRE Level 3 [ PyroEffect ] ATK 1200 DEF 600 When this card is destroyed by battle and sent to the GY: You can place 1 "Volcanic" monster from your Deck on top of your Deck

The blue half of the color in particular has the best benefits from artifacts with cards like Valkyrie Aerial Unit and Rook Turret both being solid payoffs for playing artifacts