Mega Swampert Jellicent decks have been everywhere in Pokémon TCG Pocket lately, especially going into 2026 events. The main draw is simple: huge 150-damage hits from Mega Swampert ex while Jellicent quietly keeps your energy flowing. Strong-Armed Destroyer hits hard and randomly discards energy from both sides, which sounds risky at first, but Jellicent turns that downside into fuel. Since it can attach Water Energy from the discard whenever it or your bench takes damage, you often end up recovering faster than your opponent. That mix of burst damage and disruption is why the deck does so well into bulkier setups like Oricorio or Mega Kangaskhan. Most lists stick close to a fast 20-card core. You run the full Swampert and Jellicent lines, Rare Candy to skip stages, and Mantyke to help accelerate energy early. Supporters like Cyrus, Sabrina, and Mars add hand and board disruption, while Professor's Research and Poké Ball keep things consistent. The goal is to evolve quickly, land Mega Swampert by turn two or three, and start swinging before opponents stabilize. Protective Poncho helps keep early Mudkips alive long enough to evolve, which matters more than people think. Early turns are all about setting the engine. Opening Mudkip or Frillish feels ideal, especially if you have search or draw to back it up. Getting Jellicent online early lets you absorb hits while building an energy buffer in discard. Once Mega Swampert hits the field, you can start chaining attacks. Even though the attack discards energy, Jellicent usually refunds enough to keep you swinging every turn. Against ex decks, three big hits normally close the game, and non-ex boards fold even faster. Matchups tend to favor you if the opponent relies heavily on energy attachments. Decks that need multiple turns to build attackers struggle once their energy starts getting stripped. Faster lists like Greninja can be rough if they set up before you mega evolve, and Magnezone mirrors your denial plan, so those games require tighter resource play. Protecting Jellicent becomes the priority in slower mirrors, since losing the engine hurts more than losing Swampert for a turn. Energy management is really what makes the deck click. You're discarding constantly, but you're also refilling constantly. Running a heavier Water count helps, and Mantyke gives you a small acceleration boost early. Retreat costs are clunky, so most games you commit to one active and push damage rather than pivoting around. Once you get comfortable with the flow, the deck feels oppressive in the best way. You're hitting for big numbers, disrupting setups, and never really running out of gas. It's one of the more satisfying Water builds right now, and when the loop gets going, opponents often feel like they're just trying to survive the next 150. As a trusted gaming service platform, RSVSR helps players stay up to date with Pokemon TCG Pocket Items guides, tips, and in-game details. Visit https://www.rsvsr.com/pokemon-tcg-pocket-items for the latest deals and services to enhance your Pokémon TCG Pocket experience.