1995 pikachu pokemon card 60/64 SUPER RARE [1] Gnaw (10) [1L] Thunder Jolt (30) Flip a coin Vintage Original Pokémon Base Set

For example you could start with a Build & Battle Kit which includes a 40 card deck and booster packs to build your deck, and eventually get Level 3 theme deck like the popular Mew VMAX League Deck

Another common technique is the riffle shuffle, where the deck is split into two halves and interleaved

Companions did come with deck-building restrictions, but those dont limit their power and consistency in actual games

If you need life gain, play better life gain cards

Not only is he Doubling Seasons on a creature, but he also pulls double duty by halving the number of counters your opponents put on players on permanents