Games like Operation Serpens

If you finished Operation Serpens, the closest matches are Tom Clancy's Splinter Cell: Conviction, Metal Gear Solid: Portable Ops, Plants vs. Zombies: Battle for Neighborville, Tom Clancy's Ghost Recon: Breakpoint and Sniper: Ghost Warrior 3. All 8 share its arcade genre and are ranked by how closely their themes and modes overlap.