ultra pro card sleeves white 60 Matte Deck Protector (Small) free archival Ultra PRO: Standard 105ct Sleeves

Same chase

Submerged Boneyard

Wiglett #47Common $0.15 Roserade #9Uncommon $0.16 Magcargo #29Rare $0.14 Torracat #33Common $0.22 Seedot #3Common $0.25 Nuzleaf #4Common $0.14 Rapidash #27Uncommon $0.17 Charjabug - 055/162 #55Common $0.08 Electabuzz #53Common $0.13 Electivire #54Uncommon $0.17 Dark Haunter #36Uncommon $18.28 Haunter #29Uncommon $3.06 Haunter #124Uncommon $0.20 Haunter #29Uncommon $20.54 Haunter #43Uncommon $1.66 Haunter #46Uncommon $3.78 Haunter #80Uncommon $16.07 Haunter #63Common $52.40 Haunter #34Uncommon $8.22 Haunter #35Uncommon $15.11 Pokemon 2-Player Starter Set (Revised Base Set Reprint Run) $249.50 Base Set Theme Deck - "Blackout" (Revised Base Set Reprint Run) Base Set Theme Deck - "Zap!" (Revised Base Set Reprint Run) $499.95 Base Set Theme Deck - "Brushfire" (Revised Base Set Reprint Run) Base Set Theme Deck - "Overgrowth" (Revised Base Set Reprint Run) $685.00 Base Set Booster Pack [Revised Unlimited Edition] $786.87 Base Set Booster Box [Revised Unlimited Edition] Pokemon Base Set (Shadowless) [1st Edition] Booster Box

Blue, for example, is almost the only colour with access to counterspells (apart from some outliers like Mana Tithe), so often you pass to your opponent with mana available to counter their spells

You can find top loaders at most hobby stores or online retailers that sell Pokmon supplies