The Halo Waypoint app has (perhaps) unwittingly revealed the new achievements that are coming with the new Champions DLC (Bullseye) maps on 8/20:
Protect this House (30G) – In matchmaking, assassinate the ball carrier within five meters of your own goal in Ricochet.
Hat Trick (33G) – In matchmaking, score three times in one round of Ricochet.
From Downtown (25G) – In matchmaking, score by throwing the ball from 30 meters in Ricochet.
Repeat Survivor (25G) – In matchmaking, survive three vehicle explosions in a row with the Survivor package.
Can’t Catch Me (20G) – In matchmaking, score a goal in Ricochet while taking damage with the Resistor active.
Just a Scratch (20G) – In matchmaking, recover full shields from low health with both Resistor and Recharge active.
Pitchin’ a Tent (40G) – In matchmaking, effectively camp one location without dying for a full 60 seconds.
One Man Army (27G) – In matchmaking, get 4 consecutive kills with the Rocket Launcher without dying.
Shocking (10G) – In Bullseye DLC Matchmaking, activate both electrical surge systems during a match on Vertigo.
Got It! (20G) – In Bullseye DLC Matchmaking, acquire the Rocket Launcher at the start of a match on Pitfall.