To activate this card, you must draw it for your normal draw in your Draw Phase, reveal it, and keep it revealed until the start of Main Phase 1. At the start of your Main Phase 1 that same turn, you can: Special Summon, from your Extra Deck or Graveyard, 1 monster that has a number between "Number 101" and "Number 107" in its name, except "Number C" monsters, then Xyz Summon, from your Extra Deck, 1 "Number C" monster with the same number in its name as the first monster, by using it as the Xyz Material. You can only apply the effect of "Rank-Up-Magic - The Seventh One" once per Duel.
Take 1 card from your Deck (either a "Barian's" Spell/Trap, a "Rank-Up-Magic" Quick-Play Spell, or a "Seventh" Spell/Trap except "Seventh Ascension"), and either add it to your hand or place it on top of your Deck. If your opponent controls a monster Special Summoned from the Extra Deck: You can banish this card from your GY and send 1 "Rank-Up-Magic" Spell from your hand to the GY; this effect becomes that Spell's effect when that card is activated. You can only use each effect of "Seventh Ascension" once per turn.
Reveal 1 "Number" Xyz Monster in your Extra Deck that has a number between "101" and "107" in its name; add 1 monster from your Deck to your hand with the same Type or Attribute as that monster, and the same Level as that monster's Rank, then place 1 card from your hand on top of the Deck, also for the rest of this turn after this card resolves, you cannot Special Summon from the Extra Deck, except Xyz Monsters. You can only activate 1 "Seventh Tachyon" per turn.