Zarya, Gravity's Surge

Whenever you cast the second spell this turn
choose one;
• Grant Zarya and a creature you control hexproof
and +2/+1 until end of turn.
•Grant a spell in hand Ripple 4 (When you play this spell, you may reveal the top four cards of your library.
You may play any revealed cards with the same name
as this spell without paying their mana cost. Put the rest
on the bottom of your library.)