Double target player's life total. Shuffle Beacon of Immortality into its owner's library.

, : Search your library for a creature card with mana value X or less, reveal it, put it into your hand, then shuffle.

Search your library for a card, put that card into your hand, then shuffle.

: Exile target permanent.

If Legacy Weapon would be put into a graveyard from anywhere, reveal Legacy Weapon and shuffle it into its owner's library instead.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Search your library for a land card, reveal it, put it into your hand, then shuffle.

Each player shuffles all permanents they own into their library, then reveals that many cards from the top of their library. Each player puts all artifact, creature, and land cards revealed this way onto the battlefield, then does the same for enchantment cards, then puts all cards revealed this way that weren't put onto the battlefield on the bottom of their library.