Explosive Reactive Armor Era

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Explosive Reactive Armor Era is the 2022 to 2023 wave of 4chan /k/ and Reddit /r/NonCredibleDefense memes that mocked tank crews in the Ukraine war for their ERA setups. Early posts ripped on Russian ERA blocks that looked half-empty or stuffed with cardboard, then flipped to make fun of Ukrainian soldiers piling extra ERA onto their newly delivered Leopard 2 tanks.

Overview

Explosive Reactive Armor Era refers to a wave of tank memes that blew up on 4chan's /k/ board and Reddit's /r/NonCredibleDefense during 2022 and 2023, driven by images from the Russian invasion of Ukraine4. ERA itself is defensive plating that detonates outward on impact, breaking up shaped-charge projectiles before they can punch through a tank's hull1. Photos of tanks caked in small explosive bricks became online shorthand for wartime absurdity4.

The first wave mocked Russian ERA installations for looking half-empty, poorly maintained, or in one viral photo, apparently stuffed with cardboard4. Posters coined the nickname "CopeBricks" as a jab at what they framed as self-deceptive engineering, echoing older terms like Copium and Cope Cages3. Once Ukraine received Western tanks in 2023, the same subculture flipped and started mocking Ukrainian crews for piling ERA bricks onto every flat surface of their new Leopard 2s4.

How It Spread

The Ukrainian half of the joke crystallized around the Polish Leopard 2 tank transfer. On January 6th, 2023, /k/ threads picked up chatter about Warsaw preparing to send the German-made tanks to Kyiv, and Newsweek covered the pending deal shortly after2. Poland confirmed the handover on February 24th, 20232. A day later, an older 2021 photo of a man rubbing K-1 ERA bricks on his face resurfaced on /k/ and set the tone for the next wave3.

On March 29th, 2023, a /k/ thread about a Leopard 2 supposedly slathered in Ukrainian-added ERA sparked the visual formula that carried the meme4. The same day, Redditor SenpaiPingu posted the first Flork of Cows edit to /r/NonCredibleDefense, where it pulled around 8,600 upvotes in 15 days4. On April 6th, Redditor BlackMarine posted a Flork of Cows piece showing two Ukrainian soldiers strapping ERA bricks onto a Star Wars Star Destroyer, hitting roughly 13,200 upvotes in six days4.

The Flork of Cows artist joined in on April 10th, 2023 with a Twitter comic riffing on the joke, and eight days later a Reddit post from the artist's FlorkofcowsForReal account effectively blessed the meme use of the characters, gaining around 6,600 upvotes in under a day4.

How to Use This Meme

The common template pairs two Flork of Cows characters, coded as Ukrainian soldiers, with an image of some object completely covered in ERA bricks4. Typical versions escalate the surface being armored, from tanks to civilian vehicles to fictional sci-fi ships like Star Destroyers4. Text is often minimal or absent, since the visual joke does the work.

Frequently Asked Questions